By Betsy Hammond, The Oregonian, Portland, Ore. Aug. 5--More than 430 Oregon schools failed to reach federal performance targets this year, the worst showing in six years under the federal No Child Left Behind law.

By Tara Ballenger, The Oregonian, Portland, Ore. Aug. 4--When classes resume this fall, students from two Portland high schools can cross monthly transit passes off their back-to-school shopping lists.

By Yuxing Zheng, The Oregonian, Portland, Ore. Aug. 2--Water from Wapato Lake near Gaston has led to a fish kill and suspicions that it caused last month's toxic blue-green algae bloom in the Tualatin River, and a musty odor and taste in some of Washington County's drinking water.

By Corey Paul, The Oregonian, Portland, Ore. Aug. 4--Logan Winborn, 21, of Northwest Portland, uses the weekend to do his chores. But the closure of the Steel Bridge across the Willamette River meant an hourlong trip Sunday in search of new socks.

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.